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-rw-r--r--3rdparty/bgfx/3rdparty/spirv-tools/source/fuzz/transformation_set_selection_control.cpp60
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diff --git a/3rdparty/bgfx/3rdparty/spirv-tools/source/fuzz/transformation_set_selection_control.cpp b/3rdparty/bgfx/3rdparty/spirv-tools/source/fuzz/transformation_set_selection_control.cpp
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+++ b/3rdparty/bgfx/3rdparty/spirv-tools/source/fuzz/transformation_set_selection_control.cpp
@@ -0,0 +1,60 @@
+// Copyright (c) 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "source/fuzz/transformation_set_selection_control.h"
+
+namespace spvtools {
+namespace fuzz {
+
+TransformationSetSelectionControl::TransformationSetSelectionControl(
+ const spvtools::fuzz::protobufs::TransformationSetSelectionControl& message)
+ : message_(message) {}
+
+TransformationSetSelectionControl::TransformationSetSelectionControl(
+ uint32_t block_id, uint32_t selection_control) {
+ message_.set_block_id(block_id);
+ message_.set_selection_control(selection_control);
+}
+
+bool TransformationSetSelectionControl::IsApplicable(
+ opt::IRContext* context, const FactManager& /*unused*/) const {
+ assert((message_.selection_control() == SpvSelectionControlMaskNone ||
+ message_.selection_control() == SpvSelectionControlFlattenMask ||
+ message_.selection_control() == SpvSelectionControlDontFlattenMask) &&
+ "Selection control should never be set to something other than "
+ "'None', 'Flatten' or 'DontFlatten'");
+ if (auto block = context->get_instr_block(message_.block_id())) {
+ if (auto merge_inst = block->GetMergeInst()) {
+ return merge_inst->opcode() == SpvOpSelectionMerge;
+ }
+ }
+ // Either the block did not exit, or did not end with OpSelectionMerge.
+ return false;
+}
+
+void TransformationSetSelectionControl::Apply(opt::IRContext* context,
+ FactManager* /*unused*/) const {
+ context->get_instr_block(message_.block_id())
+ ->GetMergeInst()
+ ->SetInOperand(1, {message_.selection_control()});
+}
+
+protobufs::Transformation TransformationSetSelectionControl::ToMessage() const {
+ protobufs::Transformation result;
+ *result.mutable_set_selection_control() = message_;
+ return result;
+}
+
+} // namespace fuzz
+} // namespace spvtools